Swimways Sea Squirts Dog Life Vest w/ Fin for Doggie Swimming Safety, Color: Blue, Rest at Ease Knowing Your Pooch has a Life Preserver for Water Safety at the Pool, Beach, Boating A whole new way to doggie paddle! Full-body water flotation support for your dog Vest is designed with a cute shark fin that's flexible but solid enough to grab onto Includes a metal D-ring next to the handle to secure a leash to For medium size pets; 20 to 50 lbs, chest 21" - 30" and neck 16" - 24"